Finding the Third Proportional to 90,168 and 130,601

Step by Step Solution

1. Step 1: Write the proportion equation
   90,168 : 130,601 = 130,601 : x
2. Step 2: Convert to fraction form
   90,168/130,601 = 130,601/x
3. Step 3: Cross multiply
   90,168x = 130,601 × 130,601
4. Step 4: Simplify right side
   90,168x = 17,056,621,201
5. Step 5: Solve for x
   x = 17,056,621,201/90,168
6. Step 6: Final answer
   x = 189,164.91